Whenever you are dealing with very small or very large numbers.
1.48, in scientific notation is 1.48 but, if you really need to show that you have written it in scientific notation, you could write it as 1.48*100
There is nothing to change. There is no reason to write 1.00054 in scientific notation. Technically, it could be written as 1.00054 × 100, but this is not normally done.
It is 6.58, as in the question. But you could write it as 6.58*10^0.
It is 8.9*10^-5 in scientific notation
There's nothing to change here. There is no advantage or reason to write 7.2 in scientific notation. Technically, however, it could be written as 7.2 × 100, but this is not normally done.
The scientific notation could be either 5.28x103 or 52.8x102.
1.48, in scientific notation is 1.48 but, if you really need to show that you have written it in scientific notation, you could write it as 1.48*100
0.000000106 in Scientific Notation = 1.06 x 10-7
46 in scientific notation is (4.6)*(10^1)
There is nothing to change. There is no advantage or reason to write 2.33 in scientific notation. It could be written as 2.33 × 100, but this is not normally done.
It is 8.9*10^-5 in scientific notation
It is 6.58, as in the question. But you could write it as 6.58*10^0.
There is nothing to change. There is no reason to write 1.00054 in scientific notation. Technically, it could be written as 1.00054 × 100, but this is not normally done.
There's nothing to change here. There is no advantage or reason to write 7.2 in scientific notation. Technically, however, it could be written as 7.2 × 100, but this is not normally done.
It is "(scientific notation)".
You could do 3.604 x 104
This number in scientific notation is 9.8x10-5.